feat: add flag to disable tsx watch from reading from process.stdin

docs/watch-mode.md

@@ -51,3 +51,4 @@ tsx watch --exclude "./data/**/*" ./file.ts
 
 - Press <kbd>Return</kbd> to manually rerun the script.
 - Use `--clear-screen=false` to prevent the screen from clearing on rerun.
+- Use `--reload-on-keypress=false` to disable reloading on keypress. If your child process uses stdin raw mode, be sure to disable this.

src/watch/index.ts

@@ -45,6 +45,11 @@ const flags = {
 		type: [String],
 		description: 'Paths & globs to exclude from being watched',
 	},
+	reloadOnKeypress: {
+		type: Boolean,
+		description: 'Reload on keypress (press Return key to manually rerun). Disable if your process uses stdin raw mode.',
+		default: true,
+	},
 } as const;
 
 export const watchCommand = command({
@@ -232,5 +237,7 @@ export const watchCommand = command({
 	).on('all', reRun);
 
 	// On "Return" key
-	process.stdin.on('data', () => reRun('Return key'));
+	if (argv.flags.reloadOnKeypress && process.stdin.isTTY) {
+		process.stdin.on('data', () => reRun('Return key'));
+	}
 });